Home / 4,768.23-7,148.46-4,117.82

Finding the Fourth Proportional to 4,768.23, 7,148.46 and 4,117.82

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Solution

The fourth proportional to 4,768.23, 7,148.46 and 4,117.82 is: 6,173.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,768.23 : 7,148.46 = 4,117.82 : x
  2. Step 2: Convert to fraction form
    4,768.23/7,148.46 = 4,117.82/x
  3. Step 3: Cross multiply
    4,768.23x = 7,148.46 × 4,117.82
  4. Step 4: Simplify right side
    4,768.23x = 29,436,078.06
  5. Step 5: Solve for x
    x = 29,436,078.06/4,768.23
  6. Step 6: Final answer
    x = 6,173.38

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.